Home / 26,367.82-39,551.76-9,720.64

Finding the Fourth Proportional to 26,367.82, 39,551.76 and 9,720.64

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Solution

The fourth proportional to 26,367.82, 39,551.76 and 9,720.64 is: 14,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,367.82 : 39,551.76 = 9,720.64 : x
  2. Step 2: Convert to fraction form
    26,367.82/39,551.76 = 9,720.64/x
  3. Step 3: Cross multiply
    26,367.82x = 39,551.76 × 9,720.64
  4. Step 4: Simplify right side
    26,367.82x = 384,468,420.33
  5. Step 5: Solve for x
    x = 384,468,420.33/26,367.82
  6. Step 6: Final answer
    x = 14,580.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.